tietgenskolen.dk DNS records

🖥️ Nameservers2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
micah.ns.cloudflare.com	108.162.193.206 172.64.33.206 173.245.59.206 2606:4700:58::adf5:3bce 2803:f800:50::6ca2:c1ce 2a06:98c1:50::ac40:21ce	micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
135.181.157.200	300s	static.200.157.181.135.clients.your-server.de	AS24940	Hetzner Online GmbH	135.181.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	tietgenskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca09::24 2a01:111:f403:ca48::8 52.101.73.11 52.101.73.19 52.101.73.28 52.101.73.30	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 226ms

TXT Record
v=spf1 include:outlook.com include:servers.mcsv.net ?all

✉️ SPF

Policy	Record (tietgenskolen.dk)
?all (neutral)	v=spf1 include:outlook.com include:servers.mcsv.net ?all

📨 DMARC

Policy	Record (_dmarc.tietgenskolen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:8dc5cf8c8936450d9d64dfeb7c94685f@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC105ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2412618225
Primary NS (MNAME)	lucy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

61ms

A

54ms

MX

64ms

AAAA

53ms

TXT

226ms

CAA

68ms

HTTPS

84ms

TLSA

363ms

SOA

0ms

MTA-STS

114ms

DNSSEC

105ms

SRV

118ms

Total

987ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:14:45	987ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 02:05:58	1805ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 17:32:45	1440ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 15:40:08	2429ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 11:14:19	3433ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 11:06:23	17293ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 16:51:19	2172ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 07:31:45	745ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:47:27	1953ms	2 NS 1 A 1 MX	🔒 Secure	View